Question

The ratio of the boys and girls in a school is 12:5.if there are 840 girls in the school,then the number of boys is​

Answer 1

Answer:

2016

Step-by-step explanation:

Ratio of boys and girls = 12:5

Total ratio = 12+5 = 17

Total girls = 840

Girls in one ratio = 840 ÷ 5 = 168

Then boys in 12 ratio = 168 × 12 = 2016